DE69818688T2 - Herstellungverfahren von brechungsindexgittern beliebiger länge längs optischerwellenleiter - Google Patents
Herstellungverfahren von brechungsindexgittern beliebiger länge längs optischerwellenleiter Download PDFInfo
- Publication number
- DE69818688T2 DE69818688T2 DE69818688T DE69818688T DE69818688T2 DE 69818688 T2 DE69818688 T2 DE 69818688T2 DE 69818688 T DE69818688 T DE 69818688T DE 69818688 T DE69818688 T DE 69818688T DE 69818688 T2 DE69818688 T2 DE 69818688T2
- Authority
- DE
- Germany
- Prior art keywords
- waveguide
- refractive index
- varying
- fiber
- length
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 230000003287 optical effect Effects 0.000 title claims description 14
- 239000000835 fiber Substances 0.000 claims description 83
- 238000000034 method Methods 0.000 claims description 61
- 238000009826 distribution Methods 0.000 claims description 19
- 230000000737 periodic effect Effects 0.000 claims description 16
- 239000013307 optical fiber Substances 0.000 claims description 15
- 230000005855 radiation Effects 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 6
- 206010044565 Tremor Diseases 0.000 claims description 5
- 238000013519 translation Methods 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 2
- 208000035475 disorder Diseases 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 description 13
- 230000033001 locomotion Effects 0.000 description 10
- 230000008859 change Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000002310 reflectometry Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 206010034972 Photosensitivity reaction Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
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- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 229910052732 germanium Inorganic materials 0.000 description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000036211 photosensitivity Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 206010034960 Photophobia Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000004806 packaging method and process Methods 0.000 description 1
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- 230000001902 propagating effect Effects 0.000 description 1
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
- G02B6/02147—Point by point fabrication, i.e. grating elements induced one step at a time along the fibre, e.g. by scanning a laser beam, arc discharge scanning
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
- G02B6/02133—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating using beam interference
- G02B6/02138—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating using beam interference based on illuminating a phase mask
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/124—Geodesic lenses or integrated gratings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
- G02B6/29317—Light guides of the optical fibre type
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/29392—Controlling dispersion
- G02B6/29394—Compensating wavelength dispersion
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12083—Constructional arrangements
- G02B2006/12107—Grating
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12083—Constructional arrangements
- G02B2006/12109—Filter
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12133—Functions
- G02B2006/12138—Sensor
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/0208—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response
- G02B6/02085—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the grating profile, e.g. chirped, apodised, tilted, helical
- G02B6/02095—Long period gratings, i.e. transmission gratings coupling light between core and cladding modes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
- G02B6/02152—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating involving moving the fibre or a manufacturing element, stretching of the fibre
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
- H01S3/0057—Temporal shaping, e.g. pulse compression, frequency chirping
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US942590 | 1992-09-09 | ||
| US08/942,590 US5912999A (en) | 1997-10-02 | 1997-10-02 | Method for fabrication of in-line optical waveguide index grating of any length |
| PCT/US1998/013916 WO1999018462A1 (en) | 1997-10-02 | 1998-07-02 | Method for fabrication of in-line optical waveguide refractive index gratings of any length |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69818688D1 DE69818688D1 (de) | 2003-11-06 |
| DE69818688T2 true DE69818688T2 (de) | 2004-08-05 |
Family
ID=25478324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69818688T Expired - Lifetime DE69818688T2 (de) | 1997-07-02 | 1998-07-02 | Herstellungverfahren von brechungsindexgittern beliebiger länge längs optischerwellenleiter |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5912999A (enExample) |
| EP (1) | EP1010025B1 (enExample) |
| JP (1) | JP2001519540A (enExample) |
| KR (1) | KR100534497B1 (enExample) |
| AU (1) | AU2701699A (enExample) |
| CA (1) | CA2305274C (enExample) |
| DE (1) | DE69818688T2 (enExample) |
| TW (1) | TW409187B (enExample) |
| WO (1) | WO1999018462A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007035911A1 (de) * | 2007-07-27 | 2009-01-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Vorrichtung zum Herstellen eines Gitters mit Chirp |
Families Citing this family (46)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9509874D0 (en) * | 1995-05-16 | 1995-07-12 | Univ Southampton | Optical waveguide grating |
| FR2764394B1 (fr) * | 1997-06-10 | 1999-08-06 | France Telecom | Banc de photoinscription pour la realisation de reseaux de bragg |
| GB9722549D0 (en) * | 1997-10-24 | 1997-12-24 | Univ Southampton | Fabricating optical waveguide gratings and/or characterising optical waveguides |
| US6084995A (en) * | 1997-12-19 | 2000-07-04 | Nortel Networks Corporation | Reducing scanning errors |
| US6130973A (en) * | 1998-03-26 | 2000-10-10 | Institut National D'optique | Method and apparatus for spectrally designing all-fiber filters |
| CA2241707C (en) * | 1998-06-26 | 2002-04-02 | Mark Farries | Optical drop circuit having group delay compensation |
| KR100322121B1 (ko) | 1998-10-13 | 2002-03-08 | 윤종용 | 장주기격자필터제조장치 |
| US6163638A (en) * | 1998-10-29 | 2000-12-19 | Lucent Technologies Inc. | Article comprising an optical pulse compressor |
| GB2352529B (en) * | 1999-05-05 | 2003-04-23 | Furukawa Electric Europ Ltd | Optic fibre grating manufactured using phase mask and variable filter |
| KR100334812B1 (ko) | 1999-07-02 | 2002-05-02 | 윤종용 | 아포다이즈드 광섬유 격자 제작장치 |
| US6882477B1 (en) | 1999-11-10 | 2005-04-19 | Massachusetts Institute Of Technology | Method and system for interference lithography utilizing phase-locked scanning beams |
| IT1311335B1 (it) * | 1999-12-21 | 2002-03-12 | Otc Optical Technologies Ct S | Procedimento e dispositivo per realizzare reticoli in fibra ottica. |
| US6696157B1 (en) | 2000-03-05 | 2004-02-24 | 3M Innovative Properties Company | Diamond-like glass thin films |
| US6795636B1 (en) | 2000-03-05 | 2004-09-21 | 3M Innovative Properties Company | Radiation-transmissive films on glass articles |
| US6553163B2 (en) * | 2000-03-30 | 2003-04-22 | Corning, Incorporated | Method and apparatus for writing a Bragg grating in a waveguide |
| US6466703B1 (en) | 2000-04-07 | 2002-10-15 | Hrl Laboratories, Llc | Method and apparatus for electro-optic delay generation of optical signals |
| US6834134B2 (en) * | 2000-04-11 | 2004-12-21 | 3M Innovative Properties Company | Method and apparatus for generating frequency modulated pulses |
| WO2001090789A2 (en) * | 2000-05-22 | 2001-11-29 | Adc Telecommunications, Inc. | Polarization control of uv writing |
| EP1158088A3 (de) * | 2000-05-26 | 2003-01-22 | Voith Paper Patent GmbH | Verfahren und Vorrichtung zur Behandlung einer Faserstoffsuspension |
| KR100342532B1 (ko) * | 2000-08-04 | 2002-06-28 | 윤종용 | 편광 무의존성 장주기 광섬유 격자 제조 장치 |
| US6483965B1 (en) * | 2000-08-11 | 2002-11-19 | Nortel Networks Limited | Method of writing a bragg diffraction grating |
| US6591039B2 (en) * | 2000-11-16 | 2003-07-08 | Corning Oil Spa | Method and equipment for writing a Bragg grating in a waveguide |
| JP3813059B2 (ja) * | 2000-12-26 | 2006-08-23 | 三菱電機株式会社 | グレーティングの作製方法 |
| WO2002054631A2 (en) | 2000-12-30 | 2002-07-11 | University Of Rochester | Device and method for compensating for chromatic dispersion |
| US6898350B2 (en) * | 2001-01-18 | 2005-05-24 | General Dynamics Advanced Information Systems, Inc. | Interferometric focusing technique for forming taps in fibers |
| FR2825150B1 (fr) * | 2001-05-28 | 2003-09-26 | Univ Jean Monnet | Dispositif de caracterisation de reseaux optiques et procede de fabrication de reseaux optiques avec une frequence spatiale predefinie |
| JP3754634B2 (ja) * | 2001-06-27 | 2006-03-15 | 独立行政法人科学技術振興機構 | 光ファイバーグレーティングの作製方法及び作製装置、光ファイバーグレーティング |
| CA2354211A1 (en) * | 2001-07-26 | 2003-01-26 | Paul Lefebvre | Reel to reel manufacturing line |
| WO2003021317A2 (en) * | 2001-08-29 | 2003-03-13 | 3M Innovative Properties Company | Optical devices using shaped optical fibers and methods for making optical devices with shaped optical fibers |
| US6842544B2 (en) * | 2001-09-14 | 2005-01-11 | E. I. Du Pont De Nemours And Company | Method for apodizing a planar waveguide grating |
| US6882776B2 (en) * | 2001-11-06 | 2005-04-19 | Intel Corporation | Method and apparatus of a semiconductor-based gain equalization device for optical amplifiers |
| US6859567B2 (en) * | 2001-11-30 | 2005-02-22 | Photintech Inc. | In-guide control of optical propagation |
| US6873762B1 (en) | 2002-04-08 | 2005-03-29 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Fabrication of fiber optic grating apparatus and method |
| US6904202B1 (en) * | 2002-07-31 | 2005-06-07 | Intel Corporation | Writing waveguides with an arbitrary Bragg wavelength |
| US7277604B2 (en) * | 2003-12-12 | 2007-10-02 | Lxsix Photonics Inc. | Method and apparatus for inducing an index of refraction change on a substrate sensitive to electromagnetic radiation |
| US7432517B2 (en) * | 2004-11-19 | 2008-10-07 | Asml Netherlands B.V. | Pulse modifier, lithographic apparatus, and device manufacturing method |
| US7430376B1 (en) | 2004-11-29 | 2008-09-30 | Hrl Laboratories, Llc | All-optical delay generator for PPM communication systems based on a non-linear waveguide with a chirped DBR |
| US7085450B2 (en) * | 2004-12-22 | 2006-08-01 | 3M Innovative Properties Company | Fabrication of structures in an optical substrate |
| WO2008037089A1 (en) * | 2006-09-28 | 2008-04-03 | Universite Laval | System and method for permanently writing a diffraction grating in a low phonon energy glass medium |
| US7414547B2 (en) * | 2006-12-22 | 2008-08-19 | 3M Innovative Properties Company | Method and system for calibrating a rotary encoder and making a high resolution rotary encoder |
| US8828624B2 (en) * | 2009-08-03 | 2014-09-09 | Ipg Photonics Corporation | Method and device for fabricating volume Bragg gratings |
| JP6321647B2 (ja) * | 2012-08-08 | 2018-05-09 | オーエフエス ファイテル，エルエルシー | ファイバ回折格子の刻印中のビーム障害物の回避 |
| US9568670B2 (en) * | 2013-02-21 | 2017-02-14 | Ofs Fitel, Llc | Index matched grating inscription |
| CN112764145A (zh) * | 2021-02-01 | 2021-05-07 | 西安交通大学 | 一种基于时序控制的二维光栅高效制造方法 |
| CN114265142B (zh) * | 2021-12-17 | 2023-07-18 | 中国科学院上海光学精密机械研究所 | 一种提高超窄带光纤光栅边模抑制比和光谱矩形度的方法 |
| CN114706152B (zh) * | 2022-03-15 | 2023-06-20 | 清华大学 | 图案化闪耀光栅的加工方法及系统 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5066133A (en) * | 1990-10-18 | 1991-11-19 | United Technologies Corporation | Extended length embedded Bragg grating manufacturing method and arrangement |
| US5363239A (en) * | 1992-12-23 | 1994-11-08 | At&T Bell Laboratories | Method for forming spatially-varying distributed Bragg reflectors in optical media |
| GB2289771B (en) * | 1994-05-26 | 1997-07-30 | Northern Telecom Ltd | Forming Bragg gratings in photosensitive waveguides |
| US5708738A (en) * | 1996-03-05 | 1998-01-13 | The United States Of America As Represented By The Secretary Of The Navy | Apparatus and process for making fiber optic bragg gratings |
| GB2316760A (en) * | 1996-08-23 | 1998-03-04 | Univ Southampton | Fabricating optical waveguide gratings |
-
1997
- 1997-10-02 US US08/942,590 patent/US5912999A/en not_active Expired - Lifetime
-
1998
- 1998-07-02 AU AU27016/99A patent/AU2701699A/en not_active Abandoned
- 1998-07-02 EP EP98967002A patent/EP1010025B1/en not_active Expired - Lifetime
- 1998-07-02 KR KR10-2000-7003556A patent/KR100534497B1/ko not_active Expired - Lifetime
- 1998-07-02 CA CA002305274A patent/CA2305274C/en not_active Expired - Lifetime
- 1998-07-02 WO PCT/US1998/013916 patent/WO1999018462A1/en not_active Ceased
- 1998-07-02 JP JP2000515197A patent/JP2001519540A/ja active Pending
- 1998-07-02 DE DE69818688T patent/DE69818688T2/de not_active Expired - Lifetime
- 1998-09-16 TW TW087115441A patent/TW409187B/zh not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007035911A1 (de) * | 2007-07-27 | 2009-01-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Vorrichtung zum Herstellen eines Gitters mit Chirp |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1010025A1 (en) | 2000-06-21 |
| US5912999A (en) | 1999-06-15 |
| CA2305274C (en) | 2007-09-11 |
| EP1010025B1 (en) | 2003-10-01 |
| JP2001519540A (ja) | 2001-10-23 |
| CA2305274A1 (en) | 1999-04-15 |
| TW409187B (en) | 2000-10-21 |
| KR20010030865A (ko) | 2001-04-16 |
| KR100534497B1 (ko) | 2005-12-08 |
| WO1999018462A1 (en) | 1999-04-15 |
| DE69818688D1 (de) | 2003-11-06 |
| AU2701699A (en) | 1999-04-27 |
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